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http://opensource.atlassian.com/projects/hibernate/browse/HHH-5909?page=c...
]
Strong Liu commented on HHH-5909:
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ah, things getting interesting :D
Yang, would you provide a test case?
SybaseASE15Dialect getMaxAliasLength() cause SQL exception
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Key: HHH-5909
URL:
http://opensource.atlassian.com/projects/hibernate/browse/HHH-5909
Project: Hibernate Core
Issue Type: Bug
Components: core
Affects Versions: 3.6.0, 3.6.1
Environment: Sybase ASE 15.5 with Sybase JDBC 3 (jconn3.jar)
Hibernate 3.6.0 final
JDK 1.6.0_23
Reporter: Yang Li
Assignee: Strong Liu
Priority: Critical
Original Estimate: 0.5h
Remaining Estimate: 0.5h
After upgrade Hibernate from 3.2.0 to 3.6.0, I got following exception with following SQL
(converted from HQL):
select defaultwdo1_.displayDescriptionTemplate as displayDescriptionTemplate30_1_ from
WJob wjob0_, WDocDist defaultwdo1_
Caused by: com.sybase.jdbc3.jdbc.SybSQLException: The identifier that starts with
'displayDescriptionTemplate30_1' is too long. Maximum length is 30.
at com.sybase.jdbc3.tds.Tds.a(Unknown Source)
at com.sybase.jdbc3.tds.Tds.nextResult(Unknown Source)
at com.sybase.jdbc3.jdbc.ResultGetter.nextResult(Unknown Source)
at com.sybase.jdbc3.jdbc.SybStatement.nextResult(Unknown Source)
at com.sybase.jdbc3.jdbc.SybStatement.nextResult(Unknown Source)
at com.sybase.jdbc3.jdbc.SybStatement.queryLoop(Unknown Source)
at com.sybase.jdbc3.jdbc.SybStatement.executeQuery(Unknown Source)
at com.sybase.jdbc3.jdbc.SybPreparedStatement.executeQuery(Unknown Source)
at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:208)
at org.hibernate.loader.Loader.getResultSet(Loader.java:1953)
The same SQL can be executed in native Sybase ISQL environment without any error.
The workaround using Sybase11Dilect or modify getMaxAliasLength() inside
SybaseASE15Dialect to return a smaller number(e.g. 20)
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